SQL Injection in Microsoft Entra Connect

CVE-2026-65673

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Entra Connect Sync allows an authorized attacker to elevate privileges locally.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (22.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-65673: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-65673?
CVE-2026-65673 is a high-severity vulnerability in Microsoft Entra Connect, classified under SQL Injection. CVSS score: 7.8/10. Published 2026-08-11.
How severe is CVE-2026-65673?
High severity. CVSS v3 base score is 7.8 out of 10.